- Clash of the Chess Titans - Keith Devlin (Devlin's Angle)
Thoughts on the Kasparov-Deep Blue match of 3 May 1997. Throughout history, people have been building machines that can perform tasks better than humans. When Kasparov, referring to his upcoming match, talks about "an area that defines human beings,"
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- Classes With Web Resources - University of Illinois at Urbana-Champaign (UIUC)
A list of University of Illinois hypertext courses that are using the Web to augment traditional instructional materials, covering, among other topics, Civil Engineering, Computer Science, and Mathematics. Follow the links to read the course descriptions
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- Classical Dynamics: Spinning Eggs — A Paradox Resolved - H. K. Moffatt and Y. Shimomura, Nature
"If a hard-boiled egg is spun sufficiently rapidly on a table with its axis of symmetry horizontal, this axis will rise from the horizontal to the vertical. Conversely, if an oblate spheroid is spun sufficiently rapidly with its axis of symmetry vertical,
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- The Classical & Keynesian AD-AS Model of the Canadian Economy - Elmer G. Wiens; Egwald Web Services Ltd.
Macroeconomics model of the Canadian economy considering both the aggregate supply and aggregate demand for products. Illustrated article with interactive supplemental page.
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- Classical Thermodynamics, Heat Transfer - Dave Rusin; The Mathematical Atlas
A short article designed to provide an introduction to classical thermodynamics, heat transfer: the study of the flow of heat through matter, including phase
change and combustion. Historically, the source of Fourier series. History; applications and
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- Classic Iterated Function Systems - Larry Riddle
These pages investigate several of the classic iterated functions systems
and their associated fractals. Each IFS consists of affine transformations
involving rotations, scalings by a constant ratio, and translations. For
each example is given
* a
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- Classroom Capsules and Notes - MAA Online
Classroom Capsules and Notes brings together the best of 114 years of the short classroom materials from the MAA print publications. These materials are free to everyone.
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- Clay Mathematics Institute - Clay Mathematics Institute
The primary objectives and purposes of Clay Mathematics Institute (CMI) are to increase and disseminate mathematical knowledge, to educate mathematicians and other scientists about new discoveries in the field of mathematics, to encourage gifted students
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- Cálculo Contractivo
In Spanish: Nuestro grupo de investigación se ha propuesto compartir conocimientos con aquellas personas que estén motivadas para el estudio de la matemática o que puedan interesarse en conocer métodos no convencionales en Cálculo Numérico ó en áreas
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- Cleave Books
Teacher Resources on Line (TRoL) include downloadable grid paper; T-tiles; dictionary exercises; shapes Bingo; MisMaths, an annotated collection of innumeracy and other math mistakes in news headlines; fact sheets; tables; formulas; a mathematical vocabulary
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- CLICAL - Pertti Lounesto; Helsinki Institute of Technology, Finland
A calculator-like Windows/DOS computer program for vectors, complex numbers, quaternions, bivectors, spinors, and multivectors in Clifford algebras, intended for researchers and teachers of Clifford algebras and spinors. CLICAL works directly on intrinsic
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- Clickmazes - Gilbert, Mitchell
An extensive collection of interactive puzzles and mazes organized in the following categories: Maze gallery; Attic gallery; Maze of Life; HexaRoll; Oskar's four-bit mazes; 2D tilt mazes; Colour-zone mazes; 3D tilt mazes; Tilt puzzles; NEWS and RULES;
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- CLIFFORD: A Maple V (Rel. 5.1) Package for Clifford Algebra Computations - Rafal Ablamowicz
For PCs. Also available is a version compatible with Maple V R.3 and R.4. Freely available for personal use only.
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- Climate Dynamics, Chaos and Quantum Mechanics - Dr. A. Mary Selvam
A theory of everything for chaos, quantum mechanics, and gravity, applicable to macroscale weather patterns and subatomic dynamics as well as turbulent fluid flows. Contents focus on nonlinear dynamics and chaos (fractal geometry), iteration, a cell
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- CLK-Calculator - Lars Kobarg
Reverse Polish notation Calcualtor is a calculator program for Windows with unit conversion and matrix calculator, functions for vectors and complex numbers, and a
function plotter.
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- CLK-Calculator - Lars Kobarg
A skinnable calculator for Windows, intended for a wide range of users. Use algebraic or RPN input mode to do unit conversions, matrix calculations, complex number calculations, vectors handling and function plotting. Find constants or formulas in the
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- Clusters and Decagons - Ivars Peterson - Science News Online
A novel pattern made up of overlapping, 10-sided tiles may serve as a model of how atoms arrange themselves into a quasicrystalline structure.
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- Clutch Hitting - Elan Fuld
Download the PDF of a study examining whether clutch (or choke) hitters exist in professional baseball. Using play-by-play data, Fuld found substantial evidence that clutch hitters exist in Major League Baseball, when sacrifice flies are considered as
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- CMAP - C-Based Mathematical Application Programming Environment - Dr. Kinh H. Ha
Free, educational software that provides a visual, comprehensive, and compact environment for numerical computation, graphics, and rapid development of computational software. Joining this Yahoo! Group enables download of the program and notification
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- Cmathématique - Téléfiction
Liens à consulter classés par sujet et par niveau; des problèmes du mois, un concours pour l'honneur dont les meilleures solutions de participants seront publiées sur le site; des capsules "crack" mathématiques offrant
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- CoCoA System - Robbiano et al.; Italy
A free, multi-platform software system for running computations in commutative algebra. CoCoA's principal area of expertise is operations over commutative rings of polynomials; it can readily compute Gröbner bases, syzygies and minimal free resolutions
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- CO Combinatorics (Front for the Mathematics ArXiv) - Univ. of California, Davis
Combinatorics preprints, from the U.C. Davis front end for the xxx.lanl.gov e-Print archive, a major site for mathematics preprints that has incorporated many formerly independent specialist archives. Search by keyword or browse by topic.
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- CODEE Learning Assets Library - Consortium for Ordinary Differential Equations Experiments (CODEE)
Electronic versions of the 1992-1997 CODEE newsletters, which published pedagogical articles, lesson plans, computer experiments, and software reviews related to ODEs. The Consortium for Ordinary Differential Equations Experiments (CODEE) seeks to disseminate,
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- C*ODE*E - Mathematics Dept., Harvey Mudd College
Online archives of the newsletter of the Consortium for Ordinary Differential Equations Experiments, which provided a regular source of ideas,
inspiration, and experiments for instructors of ODEs between 1992 and 1997. Search back issues by issue, keyword,
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- "The Code War" - Beyond Discovery - Dana Mackenzie et al.; National Academy of Sciences
An online science article from the Beyond Discovery series that explores the trail of developments in the branch of mathematics known as number theory that led to modern-day encryption techniques. Contents include: Early Ciphers; The Enigma Challenge;
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- Coffee Hour Problem of the Week - Matthew McMullen
Classic and "found" problems, as well as original challenges, in number theory, logical reasoning, statistics, calculus, geometry, and algebra. McMullen has posted PDFs of the PoWs, as well as their solutions, since 2007.
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- Coins, Art, and Math in North Bay - Ivars Peterson (MathTrek)
North Bay's Nipissing University hosted the annual meeting of the Ontario
Association for Mathematics Education, which attracted about 650 math teachers. As one of the featured speakers, I presented a talk on randomness. My examples included slot machines,
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- Colección de Juegos de Ingenio del Club Mensa - Javier García Algarra
Esta colección recoge juegos de ingenio y problemas de matemática recreativa publicados en diversas revistas de Mensa, la asociación internacional para personas con un elevado cociente intelectual. En cada problema se hace referencia
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- Colégio de Gaia, Grupo de Matematica
Math resources in Portuguese: Galeria de Sketches - a gallery of JavaSketchpad and Geometer's Sketchpad problems and sketches including the Pythagorean theorem (o Teorema de Pitágoras), Vector Addition (Adicao de Vectores), cutting a cube/parallelepiped
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- Collaborative Learning Discussion Archive - Math Forum
A special project hosted by the Math Forum, this discussion concerned collaborative learning, its definition, its effects on teachers and students, administration and assessment issues, and materials and resources. The discussion began as e-mail conversations,
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- Collaborative Learning - Mathematics Education at The Math Forum
A collection of links to collaborative and cooperative learning resources on the Web, including articles, discussions, and teaching techniques that emphasize collaboration.
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- The Collage Theorem - Cut the Knot!, Alexander Bogomolny
To find an IFS whose attractor is "close to" or "looks like" a given set, one must endeavor to find a set of transformations - contraction mappings on a suitable set within which the given set lies - such that the union, or collage, of the images of the
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- The Collapsing Compass - Godfried Toussaint
There has been considerable interest during the past 2300 years in comparing different models of geometric computation in terms of their computing power. One of the most well-known results is the proof in 1672 due to Mohr that all constructions that can
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- Collatz 3n+1 Problem Structure - Ken Conrow
Pages of observations posted to stimulate further research.
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- The Collection of Computer Science Bibliographies on Mathematics - Alf-Christian Achilles; Computer Science Bibliography Collection
A collection of bibliographies of scientific literature in computer science from various sources, covering most aspects of computer science. Math journals range from Mathematical Physics to the Mathematics of Computation to Applied Mathematics and Computation.
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- A Collection of JavaScript E-labs Learning Objects - Hossein Arsham
A basic calculator for numerical experimentation, as a learning tool for the fundamental mathematical concepts and functions (as students do in, e.g. Physics labs.) Includes powers, exponents, square roots, factorials, trig functions. Link to further
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- College Algebra Online - University of North Carolina, Wilmington
An introduction to the online version of the College Algebra course offered by Jeff Brown at UNCW. Information on the course content and structure is available here. Guests may view selected lessons from the course, with Java interactive activities, illustrations,
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- College and University Level Mathematics - Math Forum
Selected Internet resources for College students: links to Opportunities for undergraduate research; Internet activities and projects; Mailing lists and newsgroups; Organizations and departments; Professional services, address lists, etc.; Publications;
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- College-Cram.com - The Smartacus Corporation
Fee-based service providing tutorials on a number of topics including math, generally at the early college level. Tutorial topics are visible without a subscription.
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- College-Level Geometry - Math Forum
Links to some of the best Internet resources for college geometry: classroom materials, software, Internet projects, and public forums for discussion.
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- College-Level Standards and Guidelines - Mathematics Education at the Math Forum
The Math Forum's suggested sites on standards in college math education, including links to standards on the Web, sessions at conferences, and reports.
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- College Mathematics Journal Topic Index, 1970-1997 (MAA) - Mathematical Association of America
All main articles from the College Mathematics Journal are listed in the ERIC database, with short abstracts. They may be searched by author, title, or keywords.
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- College Physics for Students of Biology and Chemistry - Kenneth R. Koehler
A hypertextbook written for first-year undergraduate physics students, emphasizing human physiology and how the physics of the system affects its chemical and biological behavior. Nine chapters, with problems, cover mechanics, fluids, electricity, magnetism,
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- Coloring Penrose Tiles - Ivars Peterson (MathTrek)
One set of Penrose tilings consists of a pair of diamond-shaped figures--one fat and one skinny. Attempts to color such Penrose diamond tilings led some people to conjecture that three colors suffice. Now, mathematicians Tom Sibley of Saint John's University
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- Coloring (The Geometry Junkyard) - David Eppstein, Theory Group, ICS, UC Irvine
An extensive annotated list of links to material on coloring problems, including the Four Color Theorem and other graph coloring problems.
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- Columbus State University Math Contest - David Rock and Doug Brumbaugh, College of Education, Columbus State University
Problem of the Week, Algebra in Action, Middle School Madness and Elementary Brain Teaser -- all available in "challenge" mode. Past problems are archived, with solutions available upon request.
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- CombinaTexas: Combinatorics in the South-Central U.S. - Texas A&M University
Web pages for conferences, with contact information.
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- Combinatorial Figures - Robert M. Dickau; Math Forum
Mathematica pictures that are interesting for elementary combinatorics. Catalan number diagrams; permutation diagrams; derangements; shortest-path diagrams; Stirling numbers of the first and second kind; Bell numbers, harmonic numbers and the book-stacking
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- Combinatorial Games Page - Erik Demaine
A combinatorial game usually involves complete information, with no hidden cards and no random randomness - a pure strategy game. Demaine has researched combinatorial puzzles such as Tetris, Clobber, Phutball, Pushing blocks (puzzles involving a robot
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- Combinatorial Game Theory - David Eppstein, Theory Group, ICS, UC Irvine
A list of links to materials on the Web. Combinatorial Game Theory studies strategies and mathematics of two-player games of perfect knowledge such as chess or go (but often either concentrating instead on simpler games such as nim, or solving endgames
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